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| Developer: | YIFENG JIA (2) | ||
| Price: | $2.99 | ||
| Score: | 4,010 | ||
| Rankings: | 0 | ||
| Comments: | 0 Add a comment | ||
| Lists: | 0 + 0 | ||
| Points: | 0 + 0 ¡ | ||
| +1 Points | |||
Description
Every Java feature from Java 8 through Java 25 — 70+ features — in one sharp, no-fluff app. Built for backend engineers, interview preppers, and anyone tired of grepping release notes.
WHAT'S INSIDE
- 70+ features covering Java 8 through Java 25 (LTS)
- Lambda, Streams, Optional and every Java 8 fundamental
- Records, Sealed Classes, Pattern Matching — the modern ADT trio
- Virtual Threads, Structured Concurrency, Scoped Values
- Preview and Incubator features clearly marked, with a status legend
- Direct links to the official JEP and Oracle docs for every feature
LEARN MODE
- Flashcards: flip-card study across every feature
- Quiz: 10/15/20-question rounds with version, status, JEP-match, and hand-written trap questions. Tracks high score and best streak.
- Interview Prep: deep prep content for 22 of the most-asked Java interview topics. Every topic breaks into why it matters, real question phrasings, key points, common traps, follow-up escalations, and a whiteboard-ready code snippet.
DAILY USE
- Filter by version (Java 8 to 25, LTS, or Experimental)
- Category filter and full-text search
- Bookmarks: save any feature for later
- Changelog: browse what shipped in each version range
- Share card: export any feature as an image for your team chat
- Reading progress tracker
CODE EXAMPLES (PRO)
Unlock syntax-highlighted code examples for every feature with a single one-time purchase. No subscription.
DESIGN
Built with a brutalist, high-contrast aesthetic — no rounded corners, no gradients, just dense information and sharp borders. Designed to be glanceable at a glance and deep when you need it.
Written in native SwiftUI. Fast. Offline. No tracking.
Screenshots
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Price History
- Current price: $2.99
- Minimum: $0.99
- Maximum: $2.99
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AppAgg Score
4,010
Estimated AppAgg Score for
Java Features
4,010
Higher scores usually mean stronger signals on AppAgg.
Based on: 🔥 popularity · ⭐ ratings · 🕒 freshness · 🏷️ deals · 🏬 store data · 👥 community signals
Recalculated daily using fresh AppAgg data.
Short URL: Copied!
What's new
- Version: 2.0
- Last Updated:
- QUIZ MODE + INTERVIEW PREP
Two major additions for developers actually prepping for the job:
• QUIZ — 10/15/20-question rounds pulled from every feature. Version, status, JEP-match, and hand-written trap questions. Tracks high score and best streak.
• INTERVIEW PREP — Deep-researched prep for 22 of the most-asked Java interview topics (Streams, Optional, Records, Sealed Classes, Pattern Matching, Virtual Threads, CompletableFuture, and more). Every topic breaks down into:
– Why interviewers keep asking it
– Real question phrasings
– Must-know technical facts
– Common traps candidates fall into
– Follow-up escalations seniors get
– A whiteboard-ready code snippet
Also in this release:
• Unified LEARN hub (Flashcards + Quiz + Interview Tips)
• Cleaner single-line header
• Category filter merged into search
• New version-history icon
• Share-feature card for social
• Reading progress tracker
Additional Information
- Release Date:
- Category:
iOS Apps›Developer Tools - OS:
iPad,iPhone,iOS 18.5 and up - Size:
6 Mb - Supported Languages:
English - Content Rating:
4+ - App Store Rating:
0
Developer
- YIFENG JIA
- Platforms: iOS Apps (2)
- Lists: 0 + 0
- Points: 0 + 0 ¡
- Rankings: 0
- Comments: 0
- Deals: 0
- Videos: 0
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«Java Features» is a Developer Tools app for iOS, developed by «YIFENG JIA». It was first released on and last updated on . The lowest historical price was $0.99 on , and the highest was $2.99 on . This app has not yet received any ratings on AppAgg. Available languages: English. AppAgg continuously tracks the price history, ratings, and user feedback for «Java Features». Subscribe to this app or follow its RSS feed to get notified about future deals or updates. AppAgg does not host applications or distribute software. All trademarks, logos and screenshots belong to their respective owners.
Java Features Short URL: Copied!- 🌟 Share
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